by National Council on Crime and Delinquency

1923

by National Probation Association (U.S.)

1916

by National Council on Crime and Delinquency

1920

by National Conference on Social Welfare

1920

by National Conference of Charities and Correction (U.S.). Annual Session

1911

by National Probation Association (U.S.)

1923

by National Probation Association (U.S.)

1925

by National Council on Crime and Delinquency, Francis Hemperley Hiller

1926

by National Prison Association of the United States. Congress

1906

by National Conference of Charities and Correction (U.S.)

1912

by National Conference on Social Welfare

1909

by National Probation and Parole Association

1926